InChI=1/C16H19N3O2/c1-17-15(20)9-18-16(21)10-6-7-14-12(8-10)11-4-2-3-5-13(11)19-14/h6-8,19H,2-5,9H2,1H3,(H,17,20)(H,18,21)/f/h17-18H F96B6A5DAC54C59E